diff --git a/docs/user_guide/nad_widget.md b/docs/user_guide/nad_widget.md
index 902cdca..54ee89f 100644
--- a/docs/user_guide/nad_widget.md
+++ b/docs/user_guide/nad_widget.md
@@ -37,7 +37,7 @@ display_nad(svg, invalid_lf: bool = False, enable_callbacks: bool = False, grayo
 
 - svg: the input SVG, as str or class providing an svg and metadata representation
 - invalid_lf: when True the opacity style for some of the displayed info's (e.g., active and reactive power) is decreased, making them barely visible in the diagram.
-- enable_callbacks: if True, enable the callbacks for selecting nodes (through a shift+click on a node) and moving nodes.
+- enable_callbacks: if True, enable the callbacks for selecting nodes (through a shift+click on a node) and moving nodes. Please note that this feature is working with versions of PyPowSyBl equal or greater than v1.8.1.
 - grayout: if True, changes the diagram elements' color to gray.
 
 
@@ -48,7 +48,7 @@ update_nad(nadwidget, svg, invalid_lf: bool = False, enable_callbacks: bool = Fa
 - nadwidget: the existing widget to update
 - svg: the input NAD's SVG
 - invalid_lf: when True the opacity style for some of the displayed info's (e.g., active and reactive power) is decreased, making them barely visible in the diagram.
-- enable_callbacks: if True, enable the callbacks for selecting nodes (through a SHIFT+CLICK on a node) and moving nodes.
+- enable_callbacks: if True, enable the callbacks for selecting nodes (through a SHIFT+CLICK on a node) and moving nodes. Please note that this feature is working with versions of PyPowSyBl equal or greater than v1.8.1.
 - grayout: if True, changes the diagram elements' color to gray.
 
 ## Customize widget's interactions
@@ -64,6 +64,8 @@ Use these widget's methods to register a callback on a specific event:
 
 The [network explorer widget](/user_guide/network_explorer.md) demonstrates the approach.
 
+Please note that the callbacks works with versions of PyPowSyBl equal or greater than v1.8.1.
+
 Example: the code below activates a callback when a node is selected (through SHIFT+CLICK) in the widget (it prints the selected node's ID to the log).
 
 ```python
diff --git a/docs/user_guide/network_explorer.md b/docs/user_guide/network_explorer.md
index 8feec1d..245fccd 100644
--- a/docs/user_guide/network_explorer.md
+++ b/docs/user_guide/network_explorer.md
@@ -23,7 +23,7 @@ The selected voltage level is the displayed NAD's center.
 
 A 'depth' slider controls the size of the sub network.
 
-Selecting a VL's node (through SHIFT+CLICK) will activate the SLD panel on the corresponding voltage level.
+Selecting a VL's node (through SHIFT+CLICK) will activate the SLD panel on the corresponding voltage level. Please note that this feature is working with versions of PyPowSyBl equal or greater than v1.8.1.
 
 ## Single Line tab
 
@@ -38,6 +38,8 @@ Switches can also be clicked, causing their status in the network to change; Ple
 ![network-explorer MAP tab](/_static/img/network_explorer_3.png)
 
 The 'Network map' displays the network's substations and lines on a map. The map is empty if the network does not contain geo data.
+Please note that substation's and line's IIDM extensions are only available in PyPowSyBl starting from v1.5.0; With earlier versions of PyPowSyBl the map would be empty, too.
+
 By clicking on a substation, a list with the substation's voltage levels appears. 
 
 ![network-explorer MAP tab VLs list](/_static/img/network_explorer_4.png)
diff --git a/docs/user_guide/network_map_widget.md b/docs/user_guide/network_map_widget.md
index 6dd0157..acd1d59 100644
--- a/docs/user_guide/network_map_widget.md
+++ b/docs/user_guide/network_map_widget.md
@@ -6,6 +6,9 @@ The widget allows you to pan and zoom the map. A filter on the network's nominal
 
 The following code, to be run in a notebook, first creates a network, then displays the Network map widget on it.
 
+Please note that substation's and line's IIDM extensions are only available in PyPowSyBl starting from v1.5.0; With earlier versions of PyPowSyBl the map would be empty.
+
+
 ```python
 import pypowsybl.network as pn
 from pypowsybl_jupyter import NetworkMapWidget
diff --git a/js/nadwidget.ts b/js/nadwidget.ts
index 220f02b..c9a55b2 100644
--- a/js/nadwidget.ts
+++ b/js/nadwidget.ts
@@ -8,7 +8,7 @@
 import type { RenderProps } from '@anywidget/types';
 import './nadwidget.css';
 
-import { NetworkAreaDiagramViewer } from '@powsybl/diagram-viewer';
+import { NetworkAreaDiagramViewer } from '@powsybl/network-viewer';
 
 interface NadWidgetModel {
     diagram_data: any;
@@ -79,7 +79,8 @@ function render({ model, el }: RenderProps<NadWidgetModel>) {
 
     function render_diagram(model: any): any {
         const diagram_data = model.get('diagram_data');
-        const svg_data = diagram_data['svg_data']; //svg content
+        const svg_data = diagram_data['svg_data'];
+        const metadata = diagram_data['metadata'];
         const is_invalid_lf = diagram_data['invalid_lf'];
         const is_grayout = diagram_data['grayout'];
         const is_enabled_callbacks = diagram_data['enable_callbacks'];
@@ -94,6 +95,7 @@ function render({ model, el }: RenderProps<NadWidgetModel>) {
         new NetworkAreaDiagramViewer(
             el_div,
             svg_data,
+            metadata ? JSON.parse(metadata) : null,
             800,
             600,
             800,
@@ -103,6 +105,7 @@ function render({ model, el }: RenderProps<NadWidgetModel>) {
             handleSelectNode,
             is_enabled_callbacks,
             false,
+            null,
             null
         );
 
diff --git a/js/networkmapwidget.jsx b/js/networkmapwidget.jsx
index 1a752bd..3f71793 100644
--- a/js/networkmapwidget.jsx
+++ b/js/networkmapwidget.jsx
@@ -9,7 +9,7 @@
 import React, { useEffect, useRef, useState, useCallback } from 'react';
 
 import { createRender, useModelState, useModel } from '@anywidget/react';
-import { NetworkMap, GeoData, MapEquipments } from '@powsybl/diagram-viewer';
+import { NetworkMap, GeoData, MapEquipments } from '@powsybl/network-viewer';
 import VoltageLevelChoice from './voltage-level-choice';
 import NominalVoltageFilter from './nominal-voltage-filter';
 
diff --git a/js/sldwidget.ts b/js/sldwidget.ts
index a3cfe26..3149586 100644
--- a/js/sldwidget.ts
+++ b/js/sldwidget.ts
@@ -7,7 +7,7 @@
 
 import type { RenderProps, Initialize } from '@anywidget/types';
 
-import { SingleLineDiagramViewer } from '@powsybl/diagram-viewer';
+import { SingleLineDiagramViewer } from '@powsybl/network-viewer';
 
 import './sldwidget.css';
 
diff --git a/package-lock.json b/package-lock.json
index aa2e06a..d3d99a0 100644
--- a/package-lock.json
+++ b/package-lock.json
@@ -9,7 +9,7 @@
 			"version": "0.1.0",
 			"license": "MPL-2.0",
 			"dependencies": {
-				"@powsybl/diagram-viewer": "0.5.5"
+				"@powsybl/network-viewer": "1.0.0"
 			},
 			"devDependencies": {
 				"@anywidget/react": "^0.0.7",
@@ -2157,10 +2157,10 @@
 				"url": "https://opencollective.com/popperjs"
 			}
 		},
-		"node_modules/@powsybl/diagram-viewer": {
-			"version": "0.5.5",
-			"resolved": "https://registry.npmjs.org/@powsybl/diagram-viewer/-/diagram-viewer-0.5.5.tgz",
-			"integrity": "sha512-8V3nTOMIjjlRAk3S35v7ifqFmW315geUvt9v1fNNhatSR3FwoMEGe1fSDTORzH+Wf11i7D4inXo2dYBlGmdSRw==",
+		"node_modules/@powsybl/network-viewer": {
+			"version": "1.0.0",
+			"resolved": "https://registry.npmjs.org/@powsybl/network-viewer/-/network-viewer-1.0.0.tgz",
+			"integrity": "sha512-BIDj4uJXqvS0wZkdeSZ63/CxbckPlanZlCe2/0F5OBhiT1iFHIqjJXdCCF2th3/wMFyIF2wwWZRPb5VEg66gHg==",
 			"dependencies": {
 				"@mapbox/mapbox-gl-draw": "^1.4.3",
 				"@svgdotjs/svg.js": "^3.2.0",
diff --git a/package.json b/package.json
index f68ef2e..fda8ca4 100644
--- a/package.json
+++ b/package.json
@@ -24,7 +24,7 @@
 		"lint": "eslint . --ext js,ts,jsx --max-warnings 0"
 	},
 	"dependencies": {
-		"@powsybl/diagram-viewer": "0.5.5"
+		"@powsybl/network-viewer": "1.0.0"
 	},
 	"devDependencies": {
 		"@anywidget/types": "^0.1.6",
diff --git a/pyproject.toml b/pyproject.toml
index 1ee6da7..1b1082d 100644
--- a/pyproject.toml
+++ b/pyproject.toml
@@ -37,7 +37,7 @@ classifiers = [
 ]
 dependencies = [
     "anywidget",
-    "pypowsybl>=1.2.0",
+    "pypowsybl>=1.3.0",
 ]
 
 [project.optional-dependencies]
diff --git a/src/pypowsybl_jupyter/nadwidget.py b/src/pypowsybl_jupyter/nadwidget.py
index 8b3b2f6..c9b71a7 100644
--- a/src/pypowsybl_jupyter/nadwidget.py
+++ b/src/pypowsybl_jupyter/nadwidget.py
@@ -18,6 +18,8 @@
     CallbackDispatcher
 )
 
+from .util import _get_svg_string, _get_svg_metadata
+
 class NadWidget(anywidget.AnyWidget):
     _esm = pathlib.Path(__file__).parent / "static" / "nadwidget.js"
     _css = pathlib.Path(__file__).parent / "static" / "nadwidget.css"
@@ -63,14 +65,6 @@ def on_move_text_node_msg(self):
     def on_move_text_node(self, callback, remove=False):
         self._on_move_text_node_handler.register_callback(callback, remove=remove)
 
-def _get_svg_string(svg) -> str:
-    if isinstance(svg, str):
-        return svg
-    elif hasattr(svg, '_repr_svg_'):
-        return svg._repr_svg_()
-    else:
-        raise ValueError('svg argument should be a string or provide a _repr_svg_ method.')
-
 def display_nad(svg, invalid_lf: bool = False, enable_callbacks: bool = False, grayout:  bool = False) -> NadWidget:
     """
     Displays a NAD's SVG with support for panning and zooming.
@@ -78,7 +72,7 @@ def display_nad(svg, invalid_lf: bool = False, enable_callbacks: bool = False, g
     Args:
         svg: the input SVG, as str or class providing an svg and metadata representation
         invalid_lf: when True the opacity style for some of the displayed info's (e.g., active and reactive power) is decreased, making them barely visible in the diagram.
-        enable_callbacks: if True, enable the callbacks for moving and selecting nodes in the diagram.
+        enable_callbacks: if True, enable the callbacks for moving and selecting nodes in the diagram. Please note that this feature is working with versions of PyPowSyBl equal or greater than v1.8.1.
         grayout: if True, changes the diagram elements' color to gray.
 
     Returns:
@@ -89,8 +83,10 @@ def display_nad(svg, invalid_lf: bool = False, enable_callbacks: bool = False, g
         .. code-block:: python
 
             display_nad(network.get_network_area_diagram())
-    """    
-    return NadWidget(diagram_data= {"svg_data": _get_svg_string(svg), "invalid_lf": invalid_lf, "enable_callbacks": enable_callbacks, "grayout": grayout})
+    """
+    svg_value=_get_svg_string(svg)
+    svg_metadata = "" if not enable_callbacks else _get_svg_metadata(svg)
+    return NadWidget(diagram_data= {"svg_data": svg_value, "metadata": svg_metadata, "invalid_lf": invalid_lf, "enable_callbacks": enable_callbacks, "grayout": grayout})
 
 def update_nad(nadwidget, svg, invalid_lf: bool = False, enable_callbacks: bool = False, grayout:  bool = False):
     """
@@ -100,7 +96,7 @@ def update_nad(nadwidget, svg, invalid_lf: bool = False, enable_callbacks: bool
         nadwidget: the existing widget to update
         svg: the input NAD's SVG
         invalid_lf: when True the opacity style for some of the displayed info's (e.g., active and reactive power) is decreased, making them barely visible in the diagram.
-        enable_callbacks: if True, enable the callbacks for moving and selecting nodes in the diagram.
+        enable_callbacks: if True, enable the callbacks for moving and selecting nodes in the diagram. Please note that this feature is working with versions of PyPowSyBl equal or greater than v1.8.1.
         grayout: if True, changes the diagram elements' color to gray.
 
     Examples:
@@ -111,4 +107,5 @@ def update_nad(nadwidget, svg, invalid_lf: bool = False, enable_callbacks: bool
     """    
 
     svg_value=_get_svg_string(svg)
-    nadwidget.diagram_data= {"svg_data": svg_value, "invalid_lf": invalid_lf, "enable_callbacks": enable_callbacks, "grayout": grayout}
+    svg_metadata = "" if not enable_callbacks else _get_svg_metadata(svg)
+    nadwidget.diagram_data= {"svg_data": svg_value, "metadata": svg_metadata, "invalid_lf": invalid_lf, "enable_callbacks": enable_callbacks, "grayout": grayout}
diff --git a/src/pypowsybl_jupyter/networkmapwidget.py b/src/pypowsybl_jupyter/networkmapwidget.py
index a31d6b2..e5cebcb 100644
--- a/src/pypowsybl_jupyter/networkmapwidget.py
+++ b/src/pypowsybl_jupyter/networkmapwidget.py
@@ -18,7 +18,7 @@
 
 import pandas as pd
 
-from pypowsybl.network import Network
+from pypowsybl.network import Network, get_extensions_names
 
 class NetworkMapWidget(anywidget.AnyWidget):
     """
@@ -164,7 +164,8 @@ def extract_map_data(self, network, display_lines, use_line_geodata):
         sub_vls = dict()
         subs_ids = set()
 
-        subs_positions_df = network.get_extensions('substationPosition')
+        # substationPosition extension is available only in PyPowSyBl starting from v1.5.0
+        subs_positions_df = pd.DataFrame() if 'substationPosition' not in get_extensions_names() else network.get_extensions('substationPosition') 
         if not subs_positions_df.empty:
 
             subs_df = network.get_substations()
diff --git a/src/pypowsybl_jupyter/sldwidget.py b/src/pypowsybl_jupyter/sldwidget.py
index 89106fa..366468a 100644
--- a/src/pypowsybl_jupyter/sldwidget.py
+++ b/src/pypowsybl_jupyter/sldwidget.py
@@ -19,6 +19,8 @@
     CallbackDispatcher
 )
 
+from .util import _get_svg_string, _get_svg_metadata
+
 class SldWidget(anywidget.AnyWidget):
     _esm = pathlib.Path(__file__).parent / "static" / "sldwidget.js"
     _css = pathlib.Path(__file__).parent / "static" / "sldwidget.css"
@@ -75,23 +77,6 @@ def on_bus_msg(self):
     def on_bus(self, callback, remove=False):
         self._on_bus_handlers.register_callback(callback, remove=remove)
 
-        
-def _get_svg_string(svg) -> str:
-    if isinstance(svg, str):
-        return svg
-    elif hasattr(svg, '_repr_svg_'):
-        return svg._repr_svg_()
-    else:
-        raise ValueError('svg argument should be a string or provide a _repr_svg_ method.')
-
-def _get_svg_metadata(svg) -> str:
-    if isinstance(svg, str):
-        return None
-    elif hasattr(svg, '_metadata'):
-        return svg._metadata
-    else:
-        raise ValueError('svg argument provide a _metadata method.')
-
 def display_sld(svg, enable_callbacks: bool = False, invalid_lf: bool = False) -> SldWidget:
     """
     Displays an SLD's SVG with support for panning and zooming.
diff --git a/src/pypowsybl_jupyter/util.py b/src/pypowsybl_jupyter/util.py
new file mode 100644
index 0000000..b9acde7
--- /dev/null
+++ b/src/pypowsybl_jupyter/util.py
@@ -0,0 +1,22 @@
+# Copyright (c) 2024, RTE (http://www.rte-france.com)
+# This Source Code Form is subject to the terms of the Mozilla Public
+# License, v. 2.0. If a copy of the MPL was not distributed with this
+# file, You can obtain one at http://mozilla.org/MPL/2.0/.
+# SPDX-License-Identifier: MPL-2.0
+#
+
+def _get_svg_string(svg) -> str:
+    if isinstance(svg, str):
+        return svg
+    elif hasattr(svg, '_repr_svg_'):
+        return svg._repr_svg_()
+    else:
+        raise ValueError('svg argument should be a string or provide a _repr_svg_ method.')
+
+def _get_svg_metadata(svg) -> str:
+    if isinstance(svg, str):
+        return None
+    elif hasattr(svg, '_metadata'):
+        return svg._metadata
+    else:
+        raise ValueError('svg argument provide a _metadata method.')